Legal
Help and Support
This page covers the questions we are asked most often and how to reach us. If you cannot find your answer here, get in touch directly.
Contact us
Support email: support@starresearch.cn. We usually reply within a few business days.
To help us move faster, include the email address you registered with, your device model, OS version and app version, plus a short description or screenshot of the problem.
Common issues
These are usually fixed with a quick check:
- Cannot sign in — check that the email address is right, then reset your password using “Forgot password”.
- Study progress not syncing — make sure you are online, then sign out and back in.
- App slow or behaving oddly — update to the latest version, or reinstall the app.
- Content will not load — check your connection and try again shortly.
Subscriptions and billing
Subscriptions, renewals, cancellations and refunds are all handled by Google Play (Android) or the App Store (iOS). View and manage them in your account's subscriptions page in the relevant store.
For a refund, apply through the store you purchased from; its decision is final.
Account and privacy requests
To access, correct, export or delete your personal data, or to close your account, email support@starresearch.cn.
The Privacy Policy and the Account Deletion and Data Removal page on this site explain this in full.
Service availability
We work to keep the Service available, but short interruptions can happen because of server maintenance, faults or events beyond our control.
If you hit an outage that will not clear, tell us at the support email and include your region and network details.
Feedback and suggestions
Your feedback matters to us. Feature ideas and content corrections are both welcome at support@starresearch.cn.
If you spot a factual error in AI-generated content, send us the content and a reference source and we will check and correct it.